Maori whatu

← Proto-Oceanic *patu (inherited)

← Proto-Oceanic *patuʀ (inherited)

← Proto-Polynesian *fatu (inherited)

← Proto-Polynesian *fatu (inherited)

← Proto-Malayo-Polynesian *batu (inherited)

← Proto-Malayo-Polynesian *batuʀ (inherited)

→ Cebuano bato (cognate)

→ Kavalan bettu (cognate)

→ Hiligaynon bato (cognate)

→ Ilocano bato (cognate)

→ Malagasy vato (cognate)

→ Palauan bad (cognate)

→ Rapa Nui hatu (cognate)

→ Tagalog bato (cognate)